Information about #666A60 color

#666A60 color image

Basic facts about this digital color

In the Register's classification, #666A60 belongs to the Chartreuse Color Family, featuring Desaturated and Neutral brightness. The mix behind it: rgb(102, 106, 96) — 40% red, 41.6% green, 37.6% blue; the print equivalent is CMYK 2 / 0 / 4 / 58. Curious how these numbers work? Read our RGB color codes guide.

The color #666A60 reads as a softly muted balanced grey tone and holds a balanced mid-tone. Expect to see shades like this in understated, calm designs that favor harmony over drama. In The Official Register of Color Names it is almost identical to Triple Stack (#656660). Its next-closest registered neighbors are Double Tapa (#6A6A5F) and Double Trojan (#656664).

In RGB terms — rgb(102, 106, 96) — the green channel does the heavy lifting here. If you plan to put text on a #666A60 background, choose white — the contrast ratio is 5.5:1 (passing WCAG AA), while black manages only 3.8:1. No one has named #666A60 so far. Register a name for it and it becomes a permanent record.

#666A60 color variations

View this color variations of tints, shades, tones and hues.

#666A60 color harmonies

Color harmonies are pleasing color schemes created according to their position on a color wheel.

Complementary

Complementary color schemes are made by picking two opposite colors con the color wheel. They appear vibrant near to each other.

Complementary color schemes

Split complementary

Split complementary schemes are like complementary but they uses two adiacent colors of the complement. They are more flexible than complementary ones.

Split complementary color scheme

Analogous

Analogous color schemes are made by picking three colors that are next to each other on the color wheel. They are perceived as calm and serene.

Analogous color scheme

Triadic

Triadic color schemes are created by picking three colors equally spaced on the color wheel. They appear quite contrasted and multicolored.

Triadic color scheme

Tetradic

Tetradic color schemes are made form two couples of complementary colors in a rectangular shape on the color wheel.

Tetradic color scheme

Square

Square color schemes are like tetradic arranged in a square instead of rectangle. Colors appear even more contrasting.

Square color scheme

Nearest named colors to #666A60

The closest officially registered color names in the Register, ordered by similarity — your shade’s neighborhood is already being claimed.

Triple Stack color link
Triple Stack

#656660

Double Tapa color link
Double Tapa

#6A6A5F

Chicane color link
Chicane

#686765

Storm Dust color link
Storm Dust

#646463

Granite Gray color link
Granite Gray

#676767

Half Masala color link
Half Masala

#67635C

Climate color link
Climate

#6E6D5E

Scorpion color link
Scorpion

#6A6466

Dim Gray color link
Dim Gray

#696969

Conversions between color systems and etc.

  • HEX#666A60
  • RGB102, 106, 96
  • CMYK2, 0, 4, 58
  • CSSrgb(102, 106, 96)
  • HSL84°, 5%, 40%
  • HSL Precise84°, 4.95%, 39.608%
  • HSV84°, 9%, 42%
  • HSB84°, 9%, 42%
  • Normalized R (0.0–1.0)0.400
  • Normalized G (0.0–1.0)0.416
  • Normalized B (0.0–1.0)0.376
  • GLSLvec3(0.400, 0.416, 0.376)
  • GLSL with alphavec4(0.400, 0.416, 0.376, 1.000)
  • HLSL / Metalfloat3(0.400, 0.416, 0.376)
  • Percentage of Red in RGB40%
  • Percentage of Green in RGB41.6%
  • Percentage of Blue in RGB37.6%
  • Color FamilyChartreuse
  • Saturation FamilyDesaturated
  • Lightness FamilyNeutral
  • HEX ID666A60
  • DECIMAL ID6711904
  • Name LengthThis color has no name
  • Seen by search & AI crawlers16 times
  • Counting from2025-01-01